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List:       pykde
Subject:    Re: QPolygon memory leak
From:       Phil Thompson <phil () riverbankcomputing ! com>
Date:       2020-05-07 12:35:57
Message-ID: 39e29673db2740ac87f7b53efc94bedb () riverbankcomputing ! com
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On 06/05/2020 12:33, Schoof, Tim wrote:
> Hi,
> 
> the following script leaks large amounts of memory:
> 
> from PyQt5.QtGui import QPolygonF
> from PyQt5.QtCore import QPointF
> 
> polygon = QPolygonF()
> polygon.append(QPointF(0, 0))
> 
> while True:
>     for point in polygon:
>         pass
> 
>     # point = polygon[0]  # this leaks as well
> 
> 
> This happens on Debian 9 and 10, Ubuntu 18.04.2, and in a Python 3.6.9
> venv with PyQt5-sip-12.7.2 and pyqt5-5.14.2 installed from wheels.
> 
> The leak also occurs with PyQt4.

Fixed in tonight's snapshot.

Thanks,
Phil
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